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Finding the Fourth Proportional to 26.48, 36.70 and 24.88

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Solution

The fourth proportional to 26.48, 36.70 and 24.88 is: 34.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.48 : 36.70 = 24.88 : x
  2. Step 2: Convert to fraction form
    26.48/36.70 = 24.88/x
  3. Step 3: Cross multiply
    26.48x = 36.70 × 24.88
  4. Step 4: Simplify right side
    26.48x = 913.10
  5. Step 5: Solve for x
    x = 913.10/26.48
  6. Step 6: Final answer
    x = 34.48

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.